/**
 * 
 */
package com.vote.dao.util;

import java.util.regex.Pattern;

/**
 * @project g3housewebv2
 * @author tk
 * @date 2010-6-22 上午10:21:08
 * @id HtmlParser.java
 */
public class HtmlParser {
	
	public static String Html2Text(String inputString) {
        String htmlStr = inputString; //含html标签的字符串
            String textStr ="";
      java.util.regex.Pattern p_script;
      java.util.regex.Matcher m_script;
      java.util.regex.Pattern p_style;
      java.util.regex.Matcher m_style;
      java.util.regex.Pattern p_html;
      java.util.regex.Matcher m_html;
   
      try {
       String regEx_script = "<[\\s]*?script[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?script[\\s]*?>"; //定义script的正则表达式{或<script[^>]*?>[\\s\\S]*?<\\/script> }
       String regEx_style = "<[\\s]*?style[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?style[\\s]*?>"; //定义style的正则表达式{或<style[^>]*?>[\\s\\S]*?<\\/style> }
          String regEx_html = "<[^>]+>"; //定义HTML标签的正则表达式
      
          p_script = Pattern.compile(regEx_script,Pattern.CASE_INSENSITIVE);
          m_script = p_script.matcher(htmlStr);
          htmlStr = m_script.replaceAll(""); //过滤script标签

          p_style = Pattern.compile(regEx_style,Pattern.CASE_INSENSITIVE);
          m_style = p_style.matcher(htmlStr);
          htmlStr = m_style.replaceAll(""); //过滤style标签
      
          p_html = Pattern.compile(regEx_html,Pattern.CASE_INSENSITIVE);
          m_html = p_html.matcher(htmlStr);
          htmlStr = m_html.replaceAll(""); //过滤html标签
      
       textStr = htmlStr;
      
      }catch(Exception e) {
               System.err.println("Html2Text: " + e.getMessage());
      }
   
      return textStr;//返回文本字符串
       } 
}
